Atlanta police are expected to detail information about the suspect they are looking for during a news conference at 3 p.m.
Atlanta has seen a dramatic decrease in shootings the last few years, but police remain concerned about other crimes that are on the rise.
The audit finds South Fulton Police Department's policies outdated and recommends an overhaul for improvement.
Two police officers were responding to a fraud call and encountered a person who opened fire at them, Gwinnett County Police said in a statement.